negative and positive

Level 1 Exponents

by Sal Khan
This video gives an introduction to exponents and explains what they mean.
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Level 2 Exponents

by Sal Khan
This video reviews what was learned in the level 1 exponents video and teaches what to do with negative exponents.
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Level 3 exponents

by Sal Khan
This video adds to what was learned in the first two exponent videos by explaining what to do with an exponent that is a fraction.
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This video explains why we solve negative exponents the way that we do.
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This video explains the rules for multiplying and dividing exponents with the same base.
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This video reviews the rules learned in the part one video. It also teaches the rules used when exponents that are raised to more than one power as well as the rules for problems in which more than one number is multiplied and then raised to a certain power.
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This video defines the term radical and uses the exponent rules learned in previous videos to show to to simplify them.
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